@TechReport{CV02RR,
  author = 	 {A. Canteaut and M. Videau},
  title = 	 {Weakness of block ciphers using highly nonlinear confusion functions},
  institution =  {INRIA},
  year = 	 {2002},
  key = 	 {RR-4367},
  type = 	 {Research Report}
  note =         {\url{http://www.inria.fr/rrrt/rr-4367.html}}
}